CVE编号
CVE-2020-16119利用情况
暂无补丁情况
官方补丁披露时间
2021-01-14漏洞描述
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel DCCP CCID 中存在资源管理错误漏洞，该漏洞允许攻击者触发拒绝服务并可能运行代码。解决建议
目前厂商已发布升级补丁以修复漏洞，补丁获取链接：https://lore.kernel.org/netdev/20201013171849.236025-1-kleber.souza%40canonical.com/T/
参考链接 |
|
|---|---|
| https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/focal/comm... | |
| https://launchpad.net/bugs/1883840 | |
| https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html | |
| https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html | |
| https://lore.kernel.org/netdev/[email protected]/T/ | |
| https://security.netapp.com/advisory/ntap-20210304-0006/ | |
| https://ubuntu.com/USN-4576-1 | |
| https://ubuntu.com/USN-4577-1 | |
| https://ubuntu.com/USN-4578-1 | |
| https://ubuntu.com/USN-4579-1 | |
| https://ubuntu.com/USN-4580-1 | |
| https://www.debian.org/security/2021/dsa-4978 |
受影响软件情况
| # | 类型 | 厂商 | 产品 | 版本 | 影响面 | ||||
| 1 | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| 运行在以下环境 | |||||||||
| 系统 | amazon_2 | linux | * |
Up to (excluding) 5.10.68-62.173.amzn2 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | amazon_AMI | linux | * |
Up to (excluding) 4.14.248-129.473.amzn1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 12.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 14.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 16.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 18.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | canonical | ubuntu_linux | 20.04 | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | debian_10 | linux | * |
Up to (excluding) 4.19.208-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_11 | linux | * |
Up to (excluding) 5.10.46-5 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_12 | linux | * |
Up to (excluding) 5.10.46-4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_9 | linux | * |
Up to (excluding) 4.9.290-1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | debian_sid | linux | * |
Up to (excluding) 5.10.46-4 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_32 | linux | * |
Up to (excluding) 5.8.15-200.fc32 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | fedora_33 | linux | * |
Up to (excluding) 5.8.15-300.fc33 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | linux | linux_kernel | - | - | |||||
| 运行在以下环境 | |||||||||
| 系统 | oracle_7 | linux | * |
Up to (excluding) 5.4.17-2136.300.7.el7 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04 | linux | * |
Up to (excluding) 4.4.0-1081.85 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_14.04_lts | linux | * |
Up to (excluding) 3.13.0-182.233 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04 | linux | * |
Up to (excluding) 4.4.0-1145.155 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_16.04_lts | linux | * |
Up to (excluding) 4.4.0-193.224 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04 | linux | * |
Up to (excluding) 5.4.0-1021.24~18.04.1 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_18.04_lts | linux | * |
Up to (excluding) 4.15.0-121.123 |
|||||
| 运行在以下环境 | |||||||||
| 系统 | ubuntu_20.04 | linux | * |
Up to (excluding) 5.4.0-1021.24 |
|||||
- 攻击路径 本地
- 攻击复杂度 复杂
- 权限要求 普通权限
- 影响范围 全局影响
- EXP成熟度 未验证
- 补丁情况 官方补丁
- 数据保密性 无影响
- 数据完整性 无影响
- 服务器危害 DoS
- 全网数量 N/A
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